--- AnyEvent/lib/AnyEvent.pm	2010/12/03 18:39:06	1.340
+++ AnyEvent/lib/AnyEvent.pm	2010/12/05 11:41:45	1.341
@@ -1630,7 +1630,6 @@
 our %PID_CB;
 our $CHLD_W;
 our $CHLD_DELAY_W;
-our $WNOHANG;
 
 # used by many Impl's
 sub _emit_childstatus($$) {
@@ -1647,7 +1646,7 @@
          my $pid;
 
          AnyEvent->_emit_childstatus ($pid, $?)
-            while ($pid = waitpid -1, $WNOHANG) > 0;
+            while ($pid = waitpid -1, WNOHANG) > 0;
       };
 
       *child = sub {
@@ -1658,11 +1657,6 @@
 
          $PID_CB{$pid}{$arg{cb}} = $arg{cb};
 
-         # WNOHANG is almost cetrainly 1 everywhere
-         $WNOHANG ||= $^O =~ /^(?:openbsd|netbsd|linux|freebsd|cygwin|MSWin32)$/
-                      ? 1
-                      : eval { local $SIG{__DIE__}; require POSIX; &POSIX::WNOHANG } || 1;
-
          unless ($CHLD_W) {
             $CHLD_W = AE::signal CHLD => \&_sigchld;
             # child could be a zombie already, so make at least one round